Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 577db555254edade61673eb15071f3f8c9472f13038537e4bf213005bd2005df:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^